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单词 atomic theory
释义 atomic theoryBrE /əˌtɒmɪk ˈθɪəri/NAmE /əˌtɑːmɪk ˈθɪri/, /əˌtɑːmɪk ˈθiːəri/ noun (chemistry 化学, physics 物理) the theory that all elements are made up of small particles called atoms which are made up of a central nucleus surrounded by moving electrons 原子论
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